/*
 * SonarQube
 * Copyright (C) 2009-2023 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.ce.security;

import java.security.Permission;
import java.security.SecurityPermission;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import org.sonar.process.PluginPolicyRule;

public class PluginCeRule implements PluginPolicyRule {
  private static final Set<String> BLOCKED_RUNTIME_PERMISSIONS = new HashSet<>(Arrays.asList(
    "createClassLoader",
    "getClassLoader",
    "setContextClassLoader",
    "enableContextClassLoaderOverride",
    "closeClassLoader",
    "setSecurityManager",
    "createSecurityManager"
  ));
  private static final Set<String> BLOCKED_SECURITY_PERMISSIONS = new HashSet<>(Arrays.asList(
    "createAccessControlContext",
    "setPolicy"
  ));

  @Override public boolean implies(Permission permission) {
    if (permission instanceof RuntimePermission && BLOCKED_RUNTIME_PERMISSIONS.contains(permission.getName())) {
      return false;
    }
    if (permission instanceof SecurityPermission && BLOCKED_SECURITY_PERMISSIONS.contains(permission.getName())) {
      return false;
    }
    return true;
  }
}
